#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
#include <string.h>

int is_prime(int n);
{
	int j = 0;
	for (j = 2; j < n; j++)
	{
		if (n % j == 0)
		{
			return 0;
		}
	}
	return 1;
}

int main()
{
	char arr[] = "hello bit";
	printf("sizeof : %d\n", sizeof(arr));
	printf("strlen : %d\n", strlen(arr));

	return 0;
}